| Montecatini Terme to Huelva | 1,033.99 mi (1,664.05 km) |
| Montecatini Terme to Huercal de Almeria | 845.01 mi (1,359.91 km) |
| Montecatini Terme to Huercal-Overa | 801.95 mi (1,290.61 km) |
| Montecatini Terme to Huesca | 577.56 mi (929.49 km) |
| Montecatini Terme to Huetor Vega | 883.31 mi (1,421.55 km) |
| Montecatini Terme to Huetor-Tajar | 902.92 mi (1,453.11 km) |
| Montecatini Terme to Humanes de Madrid | 788.38 mi (1,268.78 km) |
| Montecatini Terme to Ibi | 691.31 mi (1,112.56 km) |
| Montecatini Terme to Ibiza | 593.01 mi (954.35 km) |
| Montecatini Terme to Icod de los Vinos | 1,857.24 mi (2,988.93 km) |
| Montecatini Terme to Igualada | 490.54 mi (789.45 km) |
| Montecatini Terme to Illescas | 792.45 mi (1,275.32 km) |
| Montecatini Terme to Inca | 496.15 mi (798.48 km) |
| Montecatini Terme to Ingenio | 1,821.51 mi (2,931.44 km) |
| Montecatini Terme to Irun | 628.85 mi (1,012.04 km) |
